Merge pull request #6159 from mrkkrp/reenable-req-conduit

Re-enable req-conduit

Author: juhp

build-constraints.yaml

@@ -5292,7 +5292,6 @@ packages:
         - raaz < 0
         - rawfilepath < 0
         - regex-compat-tdfa < 0
-        - req-conduit < 0 # https://github.com/mrkkrp/req-conduit/issues/12
         - rhine < 0
         - rose-trees < 0 # compilation seems to hang?
         - safe-money < 0